The 18-year-old is the younger brother of current Dons winger Lewis and is in contention for Saturday's trip to Wycombe.
Ince said: "Oscar's a good young player but he's only a young kid so we're going to have a look at him for a month.
"He's got good height and a lovely left foot. He's been well educated and coached so we'll see how he goes in the next few weeks.
"He's looking to learn and this is a good place for him to do just that."