Does "AEM form" product has a workflow engine? Can "AEM form" be integrated to a bigger web application, like part of a feature of a bigger customized application written by other software?

This product "AEM form", can it design a dynamic smart pdf form (xfa form) and distribute to user via offline method. After user filled and submit to "AEM form" server, can the product extract out the xml data from the dynamic smart pdf form (xfa form) and pass a customized program for processing?