PAL certification is focused on leadership, how agile adds value to business and how agile leaders must support teams in many ways.
PAL-EBM introduces the Evidence Based Management, a framework that organizations can use to improve the value they derive from their product delivery. Take a look at https://www.scrum.org/resources/evidence-based-management and EBM Guide. There's a great videos on YouTube about EBM too.
Take a look at the Scrum.org resources and learning path's regarding both certifications. You will find great resources and content.