Why does the hover state and "on hover display overlay" not both work at the same time?

I am trying to get the buttons for the tables and chairs to hover as well as reveal the chair or umbrella in the map above. I can get 1 or the other to work but not both.

Link to file: https://www.figma.com/file/uNigyt6xFgaDzn3QlVKXZl/Poolside-Grill-Project?node-id=189%3A186&t=k9C4rB6i8pQLPEld-0

Link to prototype: https://www.figma.com/proto/uNigyt6xFgaDzn3QlVKXZl/Poolside-Grill-Project?node-id=189%3A186&scaling=scale-down&page-id=189%3A123&starting-point-node-id=189%3A595