United are reported to have accepted a bid for the 27-year-old at the start of the month.
Duffy, who scored seven goals in 47 games last season, joined Scunthorpe from Morecambe in January 2011.
Donny start the new Championship campaign at home to Blackpool on August 3.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Port Vale | 14 | 9 | 3 | 2 | 23 | 15 | 8 | 30 |
| 2 | Walsall | 13 | 8 | 2 | 3 | 26 | 14 | 12 | 26 |
| 3 | Notts County | 14 | 7 | 5 | 2 | 22 | 12 | 10 | 26 |
| 4 | Doncaster RoversDoncaster | 14 | 8 | 2 | 4 | 20 | 16 | 4 | 26 |
| 5 | Crewe AlexandraCrewe | 13 | 7 | 3 | 3 | 16 | 12 | 4 | 24 |
| 6 | Chesterfield | 14 | 5 | 7 | 2 | 28 | 15 | 13 | 22 |
| 7 | Bradford CityBradford | 14 | 6 | 4 | 4 | 20 | 15 | 5 | 22 |
| 8 | MK Dons | 14 | 6 | 3 | 5 | 21 | 16 | 5 | 21 |
| 9 | BarrowBarrow | 14 | 6 | 3 | 5 | 15 | 11 | 4 | 21 |
| 10 | Grimsby Town | 14 | 7 | 0 | 7 | 18 | 25 | -7 | 21 |
| 11 | Gillingham | 14 | 6 | 2 | 6 | 15 | 12 | 3 | 20 |
| 12 | Salford City | 14 | 5 | 5 | 4 | 14 | 16 | -2 | 20 |
| 13 | AFC Wimbledon | 11 | 6 | 1 | 4 | 18 | 9 | 9 | 19 |
| 14 | Newport CountyNewport | 14 | 6 | 1 | 7 | 18 | 24 | -6 | 19 |
| 15 | Fleetwood TownFleetwood | 13 | 4 | 6 | 3 | 19 | 15 | 4 | 18 |
| 16 | Cheltenham TownCheltenham | 14 | 5 | 2 | 7 | 18 | 21 | -3 | 17 |
| 17 | Harrogate TownHarrogate | 14 | 4 | 3 | 7 | 11 | 19 | -8 | 15 |
| 18 | Bromley | 13 | 3 | 5 | 5 | 15 | 17 | -2 | 14 |
| 19 | Tranmere RoversTranmere | 13 | 3 | 5 | 5 | 8 | 16 | -8 | 14 |
| 20 | Accrington StanleyAccrington | 13 | 3 | 4 | 6 | 15 | 22 | -7 | 13 |
| 21 | Colchester UnitedColchester | 13 | 2 | 6 | 5 | 16 | 20 | -4 | 12 |
| 22 | Swindon TownSwindon | 14 | 2 | 6 | 6 | 15 | 20 | -5 | 12 |
| 23 | Carlisle UnitedCarlisle | 14 | 2 | 2 | 10 | 12 | 28 | -16 | 8 |
| 24 | Morecambe | 14 | 1 | 4 | 9 | 12 | 25 | -13 | 7 |
| > League Two Full Table | |||||||||
