Both midfielders are being linked with moves away ahead of next month's market.
"There will be no announcements under the tree," Marotta told Rai Sport when asked about the midfield duo.
"I don't think anything will be sorted out before Christmas, but we are calm as there is an idyllic relationship between us and the players.
"They consider Juventus to be their home, their natural habitat and it would be hard for them to find something better.
"I think we'll resolve these situations in a small amount of time."
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