Mom! She is not giving me remote, it has been her limit now, she has been watching TV and you are not saying anything.
She has been watching TV, that's why the TV looks hot.
Does my first sentence imply that she started watching TV in past and she is still watching TV? Can I use "you have not been saying anything to her" rather than "you are not saying anything to her"?
Does my second sentence imply that she started watching TV in past and has stopped watching it?