Application display and allow enrollment into contingent plan

URL: http://10.0.2.102/Platform/
Pre - requisite
1.Vision Plan is contingent on Dental
2.Vision Plan- Select Benefit Type- Dental, Contingent benefit rule - Enrollment required if enrolled into ANY selected contingent benefit type

Step:-
1.Login with EE credential
2.OE started
3.EE visited to Enroll Now page
4.Enrolled into Medical plan
5.Enrolled into Dental plan - due to force contingency vision also get enrolled
6.Now waive Dental

Actual - Vision plan display and also application allow to enrolled into same plan

Expected- Vision benefit type should not display