Please check updated notifications and ensure that the items are covered under both notification.
As rightly answered, by Mr. Bhaskar and Alok, you can have option.
For availeing 1% scheme condition is that CENVAT should not be availed.
Under 5% scheme CENVAT can be availed.
Therefore, it will be advisable to maintain earmaked records to satisfy authorities as to eligibility under twonotification.
Condition for 1% duty is:
Provided that nothing contained in this notification shall apply to the goods in respect of which credit of duty on inputs or tax on input services has been taken under the provisions of the CENVAT Credit Rules, 2004.
This must be fully satisfied without any scope of doubt..