Yes and no. ePO cannot pull password changes from Active Directory. However, by using the SSO functionality with MDE, you can capture password changes and update the preboot user. MDE puts a Credential Provider in place on the client machine which allows for both credential capture and replay (Single Sign On).
To enable this feature, edit the Product Settings policy and enable the following options:
KB79339 is a good resource which clarifies the requirements for capturing a password and updating the MDE preboot user.
Jhall to the rescue again!