Is it possible to watch Netflix, series and movies in a twitch stream?

Is it possible to watch Netflix, series and movies in a twitch stream?

No, because it violates the copyright

As far as I do not know. But I think I've heard that it works if it is not in full screen mode

Your, you can't spread foreign material

When distributing copyrighted material, it does not matter if it's small, big, mute, mirrored or backwards. It remains protected material.