Depends on what you mean by event recording videos.
If you mean the 12-second alert clips that are saved to the cloud – she can – provided you don’t delete them first. Her deleting them will have no effect on you, however.
If you mean access the SD card, including events only recording, she can’t. Shared users don’t get that privilege ATM.
Now, there are two things you can do. Since she is a trusted individual living in your household, you could share your user ID & password. That would give her all the same privileges as you. You still won’t be able to look at the SD card at the same time, but no one can view the SD card from 2 different devices at the same time.
The second thing you can do is apply your vote here to get adjustable permissions for shared users: