The first claim is dubious (see above post), while as regards the second, the historical reality is that In reality, scholarly disagreements over the canonicity (proper) of certain books continued down through the centuries and right into Trent, until it provided the first "infallible," indisputable canon - after the death of Luther. Who had some significant RC support for his non-binding canon.
The African councils, like any other council, were binding on the Church, however, Trent had to respond firmly to Protestant lies and obfuscations regarding the Deuterocanon.