Thanks for the positive feedback and for your question. The short answer is yes, it is possible. In fact, it is a very popular use for MLA. Here are some earlier support topics with more information and suggestions:
How can i pass the xmp keywords inside the image att tags
Map keywords to tags
Att. Categories Advanced Mapping
How to import keyword & category to Media Lib. Ass?
I am marking this topic resolved, but please update it if you have any problems or further questions regarding the material in the earlier topics. I can give you more specific guidance if you need it. Thanks for your interest in the plugin.