Since updating to 7.2.3.BETA-6, 1Password no longer fills in the forms when logging into Tangerine.ca. I've deleted and re-created the corresponding 1Password entries to no avail. This worked in previous versions (including perhaps a beta or two preceding BETA-6, but not sure!).
1Password Version: 7.2.3.BETA-6 (70203006)
Extension Version: 7.2.3.BETA-6
OS Version: 10.14.2
Sync Type: iCloud