Multiple thematic statements will cause a lot of confusion both for you as a writer and for readers trying to understand the story they are experiencing. Stick to one powerful thematic statement, deepened and developed by connected themes that show your thematic statement at different levels and aspects.
I'm a reader before I'm a writer, so I crave better scenes in all the stories I come across. So, here are all my articles available on scenes in one place. In each article, I push past the basic advice of there are only a set number of scenes or they have to happen in a particular type of order. What I teach are the functioning parts of scenes and how you can use them to heighten your story.