Why are end dated sites still showing up on the order level

Summary:

We have an issue where in a customer had two sites. We end dated one site amongst the two. Ideally only the active site should be showing up on the order level, but the end dated site too is showing up without any error.

Content (required):

We have an issue where in a customer had two sites. We end dated one site amongst the two. Ideally only the active site should be showing up on the order level, but the end dated site too is showing up without any error.

Version (include the version you are using, if applicable):