Yes, it's possible to see the different editors if they're added as a user in your QuickBooks Online Account. To track the user changes from the settings as well as edits to customers, vendors, and employees, you can run the Audit log report.
- Go to the Gear > Audit Log.
- Click the Filter drop-down menu and choose the appropriate User, Date, or Events filter to narrow the results.
- Hit Apply.
For more information about this this report, you can read this article: Use the audit log in QuickBooks Online.
I'll be around if there's anything else you need with QuickBooks Online. Just leave a reply on this thread, and I'll get back to you as soon as I can. Thanks.