Yes, multiple emails can be specified as recipients for various payment events in the online portal’s “email alerts” section. More information can be found here.
To do so, login to the portal and navigate to the “Email Alerts” tab. Go to the specific email alerts you’d like, Turn an alert on with the TOGGLE SWITCH icon on the right side of the alert type.
Note, you can view more information about a specific alert by clicking on the BLACK TRIANGLE to open the subsection.
Once the alert is toggled on, you can add or remove email additional addresses that receive the alert by clicking on the plus circle, and clicking SAVE on the right side of the toggle switch to save any changes.