yes this is possible using either the server-side business object API or a mail connector to send the mail with PDF attachment. The PDF can be stored either on an external file hosting server or alternatively in Simplifier’s built-in content repository plugin (files are then stored on the host server’s file system or in a separate database schema, depending on which provider you choose to be used on repository initialization).
Here’s some documentation to guide you through the different topics your question entails:
