This is a regular question, and in a nutshell, yes you can. If you are a bit disbelieving, don’t worry, join the club. This article on painting chalk paint over waxed pine highlights a few of the concerns from DIY and professionals alike.
It goes against all the rules of conventional painting, but is a credible paint system for transforming waxed, orange pine, even laminate!
What are your experiences with chalk paint? Any problems you want advice about?