The most awaited feature for Power Apps portal is now available in public preview... This will open up lot of unexplored space in Portals.. Much needed and will be most used going forward. Below are the functionalities available in public preview Create Update Delete Associate and disassociate More details in below link: https://powerapps.microsoft.com/en-us/blog/power-apps-portals-web-api-support-public-preview/
